Alert archive / Massachusetts / Storm Warnings in 2021

Storm Warning 4, NWS Boston/Norton, MA

October 25, 2021

NWS Boston/Norton, MA issued this storm warning at Oct 25, 2021, 3:15 PM EDT. It took effect at Oct 26, 2021, 2:00 PM EDT. It was in force for 22 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 25, 2021, 3:15 PM EDT (19:15 UTC)
In effect from
Oct 26, 2021, 2:00 PM EDT
Expired
Oct 27, 2021, 11:59 AM EDT
In force
22 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

414 
WHUS71 KBOX 251915
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
315 PM EDT Mon Oct 25 2021

ANZ254>256-260815-
/O.CAN.KBOX.SC.Y.0098.000000T0000Z-211026T1200Z/
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211026T1800Z-211027T1500Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 2 PM TUESDAY TO 11 AM EDT
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 15 to 20 feet expected.

* WHERE...In Massachusetts coastal waters, Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm and 
  Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket. In Rhode Island coastal waters, 
  Coastal Waters from Montauk NY to Marthas Vineyard extending 
  out to 20 nm South of Block Island.

* WHEN...From 2 PM Tuesday to 11 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ250-260815-
/O.CAN.KBOX.SC.Y.0098.000000T0000Z-211026T1200Z/
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211026T2100Z-211027T1500Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM EDT
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Northeast winds 40 to 50 kt with gusts up to 60 kt and 
  seas 18 to 23 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...From 5 PM Tuesday to 11 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-260815-
/O.CAN.KBOX.SC.Y.0098.000000T0000Z-211026T1200Z/
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211026T2100Z-211027T1500Z/
Massachusetts Bay and Ipswich Bay-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM EDT
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 14 to 19 feet expected.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...From 5 PM Tuesday to 11 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231-260815-
/O.CAN.KBOX.SC.Y.0098.000000T0000Z-211026T1200Z/
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211026T2100Z-211027T1500Z/
Cape Cod Bay-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM EDT
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 9 to 14 feet expected.

* WHERE...Cape Cod Bay.

* WHEN...From 5 PM Tuesday to 11 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ232>235-237-260815-
/O.CAN.KBOX.SC.Y.0098.000000T0000Z-211026T1200Z/
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211026T2100Z-211027T1500Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
Block Island Sound-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM EDT
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 60 kt and 
  seas 7 to 10 feet expected.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound and Block Island Sound.

* WHEN...From 5 PM Tuesday to 11 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-260815-
/O.UPG.KBOX.SR.A.0002.211026T1200Z-211027T1800Z/
/O.NEW.KBOX.SR.W.0004.211027T0000Z-211027T1200Z/
Boston Harbor-Narragansett Bay-
315 PM EDT Mon Oct 25 2021

...STORM WARNING IN EFFECT FROM 8 PM TUESDAY TO 8 AM EDT
WEDNESDAY...

* WHAT...North winds 25 to 35 kt with gusts up to 50 kt and 
  waves around 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 8 PM Tuesday to 8 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous waves which
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
4 follow-up statements
222 
WHUS71 KBOX 260745
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
345 AM EDT Tue Oct 26 2021

ANZ254-255-262045-
/O.EXT.KBOX.SR.W.0004.211026T1800Z-211028T0000Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM
EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 14 to 19 feet expected.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm and Coastal Waters extending out to 25 
  nm South of Marthas Vineyard and Nantucket.

* WHEN...From 2 PM this afternoon to 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ256-262045-
/O.EXT.KBOX.SR.W.0004.211026T1800Z-211027T2100Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 PM
EDT WEDNESDAY...

* WHAT...North winds 35 to 45 kt with gusts up to 60 kt and seas 
  10 to 14 feet expected.

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...From 2 PM this afternoon to 5 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ250-262045-
/O.EXT.KBOX.SR.W.0004.211026T2100Z-211028T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 PM
EDT WEDNESDAY...

* WHAT...Northeast winds 40 to 50 kt with gusts up to 65 kt and 
  seas 18 to 23 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...From 5 PM this afternoon to 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-262045-
/O.EXT.KBOX.SR.W.0004.211026T2100Z-211027T1800Z/
Massachusetts Bay and Ipswich Bay-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 2 PM
EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 14 to 19 feet expected.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...From 5 PM this afternoon to 2 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231-262045-
/O.EXT.KBOX.SR.W.0004.211026T2100Z-211028T0000Z/
Cape Cod Bay-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 PM
EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 10 to 15 feet expected.

* WHERE...Cape Cod Bay.

* WHEN...From 5 PM this afternoon to 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ232>235-262045-
/O.EXT.KBOX.SR.W.0004.211026T2100Z-211027T2100Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM
EDT WEDNESDAY...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 60 kt and 
  seas 6 to 11 feet expected.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound.

* WHEN...From 5 PM this afternoon to 5 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ237-262045-
/O.EXT.KBOX.SR.W.0004.211026T2100Z-211027T1800Z/
Block Island Sound-
345 AM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 2 PM
EDT WEDNESDAY...

* WHAT...North winds 30 to 40 kt with gusts up to 55 kt and seas 
  7 to 12 feet expected.

* WHERE...Block Island Sound.

* WHEN...From 5 PM this afternoon to 2 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-262045-
/O.CON.KBOX.SR.W.0004.211027T0000Z-211027T1200Z/
Boston Harbor-Narragansett Bay-
345 AM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT WEDNESDAY...

* WHAT...North winds 25 to 35 kt with gusts up to 55 kt and 
  waves around 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 8 PM this evening to 8 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
294 
WHUS71 KBOX 261939
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
339 PM EDT Tue Oct 26 2021

ANZ230-236-270900-
/O.EXT.KBOX.SR.W.0004.211027T0000Z-211027T1400Z/
Boston Harbor-Narragansett Bay-
339 PM EDT Tue Oct 26 2021

...STORM WARNING NOW IN EFFECT FROM 8 PM THIS EVENING TO 10 AM
EDT WEDNESDAY...

* WHAT...North winds 25 to 35 kt with gusts up to 55 kt and 
  waves 5 to 8 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 8 PM this evening to 10 AM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ254-255-270900-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 14 to 19 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm and Coastal Waters extending out to 25 
  nm South of Marthas Vineyard and Nantucket.

* WHEN...Until 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ256-270900-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T2100Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EDT WEDNESDAY...

* WHAT...North winds 35 to 45 kt with gusts up to 60 kt and seas 
  9 to 14 feet.

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 5 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ250-270900-
/O.CON.KBOX.SR.W.0004.211026T2100Z-211028T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

* WHAT...Northeast winds 40 to 50 kt with gusts up to 65 kt and 
  seas 19 to 24 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-270900-
/O.CON.KBOX.SR.W.0004.211026T2100Z-211027T1800Z/
Massachusetts Bay and Ipswich Bay-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 13 to 18 feet expected.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 2 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231-270900-
/O.CON.KBOX.SR.W.0004.211026T2100Z-211028T0000Z/
Cape Cod Bay-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 65 kt and 
  seas 11 to 16 feet expected.

* WHERE...Cape Cod Bay.

* WHEN...Until 8 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ232>235-270900-
/O.CON.KBOX.SR.W.0004.211026T2100Z-211027T2100Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EDT WEDNESDAY...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 60 kt and 
  seas 6 to 9 feet expected.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound.

* WHEN...Until 5 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ237-270900-
/O.CON.KBOX.SR.W.0004.211026T2100Z-211027T1800Z/
Block Island Sound-
339 PM EDT Tue Oct 26 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT WEDNESDAY...

* WHAT...North winds 30 to 40 kt with gusts up to 55 kt and seas 
  6 to 11 feet expected.

* WHERE...Block Island Sound.

* WHEN...Until 2 PM EDT Wednesday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
458 
WHUS71 KBOX 270818
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
418 AM EDT Wed Oct 27 2021

ANZ254-255-272130-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...Northeast winds 25 to 35 kt with gusts up to 50 kt and 
  seas 13 to 18 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm and Coastal Waters extending out to 25 
  nm South of Marthas Vineyard and Nantucket.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ256-272100-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T2100Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...North winds 35 to 40 kt with gusts up to 55 kt and seas 
  11 to 13 feet.

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 5 PM EDT this afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ250-272130-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 17 to 22 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-271800-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T1800Z/
Massachusetts Bay and Ipswich Bay-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Northeast winds 35 to 45 kt with gusts up to 60 kt and 
  seas 15 to 20 feet.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231-272130-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
Cape Cod Bay-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 55 kt and 
  seas 13 to 16 feet.

* WHERE...Cape Cod Bay.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ232>235-272100-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T2100Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Northeast winds 30 to 35 kt with gusts up to 55 kt and 
  seas 7 to 11 feet.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound.

* WHEN...Until 5 PM EDT this afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ237-271800-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T1800Z/
Block Island Sound-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...North winds 30 to 40 kt with gusts up to 55 kt and seas 
  9 to 12 feet.

* WHERE...Block Island Sound.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-271400-
/O.CON.KBOX.SR.W.0004.000000T0000Z-211027T1400Z/
Boston Harbor-Narragansett Bay-
418 AM EDT Wed Oct 27 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EDT THIS MORNING...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 55 kt and 
  waves around 3 feet.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...Until 10 AM EDT this morning.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
600 
WHUS71 KBOX 271559
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1159 AM EDT Wed Oct 27 2021

ANZ232>235-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211027T2100Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...North winds 30 to 40 kt with gusts up to 45 kt and seas 
  5 to 8 feet.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Cape Cod Bay-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...Northeast winds 35 to 40 kt with gusts up to 45 kt and 
  seas 9 to 14 feet.

* WHERE...Cape Cod Bay.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ237-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211027T1800Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Block Island Sound-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...North winds 30 to 40 kt with gusts up to 45 kt and seas 
  6 to 9 feet.

* WHERE...Block Island Sound.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ250-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...Northeast winds 40 to 45 kt with gusts up to 45 kt and 
  seas 24 to 29 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-272100-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211027T1800Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211027T2100Z/
Massachusetts Bay and Ipswich Bay-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...
...STORM WARNING IS CANCELLED...

* WHAT...Northeast winds 35 to 40 kt with gusts up to 45 kt and 
  seas 19 to 24 feet.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 5 PM EDT this afternoon.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ254-255-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211028T0000Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...Northeast winds 30 to 40 kt with gusts up to 45 kt and 
  seas 17 to 22 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm and Coastal Waters extending out to 25 
  nm South of Marthas Vineyard and Nantucket.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ256-280000-
/O.CAN.KBOX.SR.W.0004.000000T0000Z-211027T2100Z/
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...STORM WARNING IS CANCELLED...

* WHAT...North winds 35 to 40 kt with gusts up to 45 kt and seas 
  8 to 13 feet.

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-280000-
/O.NEW.KBOX.GL.W.0028.211027T1559Z-211028T0000Z/
Boston Harbor-Narragansett Bay-
1159 AM EDT Wed Oct 27 2021

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...North winds 25 to 35 kt with gusts up to 40 kt and 
  waves around 3 feet.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 25, 3:47 AM EDTFlood WatchBOXBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more52 hr
Oct 25, 3:12 PM EDTHigh Wind WarningBOXBarnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 3 more48 hr
Oct 25, 3:12 PM EDTWind AdvisoryBOXEssex, Middlesex, Worcester48 hr
Oct 25, 3:19 PM EDTCoastal Flood AdvisoryBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more40 hr
Oct 25, 3:19 PM EDTCoastal Flood AdvisoryBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more52 hr

Nearby

Storm Warnings in Massachusetts, 2021Every storm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.